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In a tetrad analysis of a new ascomyete, youare observing a different in phenotype between spores – some haploid spores are shapedlike a square/cube (S) while other spores are round (r). When asquarespored strain is crossed with a roundspored strain, you observe 698 asciwith the pattern (SSSSrrrr), 245 asci with the pattern (SSrrSSrr),122 asci with the pattern (SSrrrrSS), and 124 with the pattern(rrSSSSrr).What is the recombination frequency?How far is this gene from the centromere?
What is the significance or value of an isolated colony? Why do we use techniques designed to provide isolatedcolonies? Distinguish between a pour plate and spread plate, and what isthe purpose of each?
For in case, it is well established that in presynaptic neurons, the elevation of cytosolic calcium triggers the fusion of exocytotic vesicles that contain neurotransmitters to the plasma membrane.
Demonstrate that animals and plants depend upon each other for survival-How do plants acquire carbon dioxide and release oxygen and for what purposes do plants acquire carbon dioxide?
Discuss how does the concept of natural selection explain variations in species descended from a common ancestor?
Explain the principle and advantage of using a rapid identification system, such as the Enterotube. How would you rate the Enterotube system with conventional bacteriological procedures to identify members of the Enterobacteriaceae family? Why?
Describe the various strategies for the excretion of nitrogenous wastes employed in higher animals (chordates), both human and non-human.
Determine the efficiency of the ATP recharging motor and doubling the characteristic dimension of a cell means that a given molecule, when introduced inside the cell,
The autosomal recessive gene transformer (tra) mutation converts chromosomal females into sterile males. A female Drosophila that is heterozygous for the tra allele is mated with a normal male homozygous for transformer.
Write a paragraph that describes your biome. Describe where it is located in the world and specifically in the USA. Describe the climate and seasons of your biome.
The normal sequence of aparticular protein is given here, along with several mutantversions of it. For each mutant, explain what mutation occurred in the coding sequence of the gene. Assume only a single mutationalevent explains each altered amino..
Microevolution is defined as a change inallele frequencies in a population over generations. Please explainwhat an allele is, in genetic terms. Name the three major factorsinvolved in allele frequency changes in populations.
Does DNA replication have to occur before transcription can occur? Or is replication used upon entering mitosis/meiosis?
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